Add mojo/c/system/{time.h,wait.h}.

mojo/edk/system/waiter_test_utils.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MOJO_EDK_SYSTEM_WAITER_TEST_UTILS_H_
 #define MOJO_EDK_SYSTEM_WAITER_TEST_UTILS_H_
 
 #include <stdint.h>
 
 #include "mojo/edk/system/dispatcher.h"
 #include "mojo/edk/system/handle_signals_state.h"
 #include "mojo/edk/system/test/simple_test_thread.h"
 #include "mojo/edk/system/waiter.h"
 #include "mojo/edk/util/ref_ptr.h"
 #include "mojo/public/c/system/handle.h"
 #include "mojo/public/c/system/result.h"
-#include "mojo/public/c/system/types.h"
+#include "mojo/public/c/system/time.h"
 #include "mojo/public/cpp/system/macros.h"
 
 namespace mojo {
 namespace system {
 namespace test {
 
 // This is a very simple thread that has a |Waiter|, on which it waits
 // indefinitely (and records the result). It will create and initialize the
 // |Waiter| on creation, but the caller must start the thread with |Start()|. It
 // will join the thread on destruction.
@@ skipping 69 matching lines @@
   Waiter waiter_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(WaiterThread);
 };
 
 }  // namespace test
 }  // namespace system
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_WAITER_TEST_UTILS_H_